Home / 33,337.01-45,991.22-21,848.78

Finding the Fourth Proportional to 33,337.01, 45,991.22 and 21,848.78

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Solution

The fourth proportional to 33,337.01, 45,991.22 and 21,848.78 is: 30,142.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,337.01 : 45,991.22 = 21,848.78 : x
  2. Step 2: Convert to fraction form
    33,337.01/45,991.22 = 21,848.78/x
  3. Step 3: Cross multiply
    33,337.01x = 45,991.22 × 21,848.78
  4. Step 4: Simplify right side
    33,337.01x = 1,004,852,053.45
  5. Step 5: Solve for x
    x = 1,004,852,053.45/33,337.01
  6. Step 6: Final answer
    x = 30,142.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.